FM Transmitter, Excelvan Car Radio FM Stereo Transmitter with 3.5mm Audio Jack 2.4A USB Car Charger for iPhone 6s/5/4, Samsung S6 Edge Plus etc. As a cabinet and portable car accessory, it not only helps you enjoy MP3 music conveniently, but also supports hands-free conversation. LED display, easy for you to read the frequency. Interval for FM is 0.1MHz, it helps you find appropriate blank station more accurate. Easy-to-read display and easy-to-use button controls. Applicable to 3.5mm port portable audio devices, iPhone, iPad, android phones, MP3 player, etc.